The Quaternary thick eluvium and sliderock are dispersed over the Yangshan Au ore belt.

阳山金矿区第四系残坡积物分布面积较广,厚度较大。

Geologically, the rock mass of the Mogao Grottoes is semi-binder calcirudite of the quaternary sediment of very loose structure.

莫高在地质上属第四纪沙泥质、钙质半胶结砾，结构十分松。

This system, powered by ArcView Internet Map Server, enables you to access data related to Quaternary palaeohydrology and palaeoenvironment with maps.

“古水环境网络地图服务”系统提供有关第四纪古水古环境地图数据。

Quaternary ammonium salt was used as catalyst for transporting phenoxide ion between two phases to give benzyl phenyl ether and its derivatives in multiphase system.

在多相系中,以铵盐为催化剂合成苄苯醚及其衍生物,产率高达91%,转化率达到983%。

As a quaternary cationics,amine cake has such properties as wetting,adsorption and emulsification,and brings a good effect by oil coating compound fertilizer when it is added into oil.

在复混肥包裹油中添加胺片,包裹总效果令人满意。